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J Fish Biol ; 88(2): 727-34, 2016 Feb.
Article in English | MEDLINE | ID: mdl-26508660

ABSTRACT

Needlefishes (Beloniformes) were observed employing a range of stalking and attacking behaviours to attack schools of bait fishes ranging from the use of tactics common to predatory fishes to a novel behaviour: the use of leaping, aerial attacks. These aerial attacks are suggested to serve two purposes: to extend the attack range of the needlefishes and to reduce their prey's potential for evasion. Furthermore, a third purpose is hypothesized that the needlefishes are taking advantage of Snell's Window, an optical effect which may mask their approach to their prey.


Subject(s)
Beloniformes/physiology , Optical Phenomena , Predatory Behavior , Animals , Swimming
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